Starting Nov 12, 2026, the federal hemp definition shifts to a total-THC test...

https://bizzmarkblog.com/are-cbd-tinctures-affected-by-the-0-4-mg-per-container-cap/

Starting Nov 12, 2026, the federal hemp definition shifts to a total-THC test and a 0.4 mg cap per container. From Dec 11, check labels and COAs for total THC per container—not just delta-9 THC—before buying.